[openib-general] [libibcm] [PATCH] Added checks to memory allocation failure when using asprintf

[Dotan Barak]

Added checks to memory allocation failure when using asprintf.

Signed-off-by: Dotan Barak <dotanb at mellanox.co.il>
---

Index: gen2_devel_user/src/userspace/libibcm/src/cm.c
===================================================================
--- gen2_devel_user.orig/src/userspace/libibcm/src/cm.c	2007-01-15 17:02:21.000000000 +0200
+++ gen2_devel_user/src/userspace/libibcm/src/cm.c	2007-01-16 10:12:28.000000000 +0200
@@ -150,8 +150,9 @@ struct ib_cm_device* ib_cm_open_device(s
 
 	dev->device_context = device_context;
 
-	asprintf(&dev_path, "/dev/infiniband/ucm%s",
-		 device_context->device->dev_name + sizeof("uverbs") - 1);
+	if (asprintf(&dev_path, "/dev/infiniband/ucm%s",
+		 device_context->device->dev_name + sizeof("uverbs") - 1) < 0)
+		goto err2;
 
 	dev->fd = open(dev_path, O_RDWR);
 	if (dev->fd < 0) {
@@ -164,6 +165,7 @@ struct ib_cm_device* ib_cm_open_device(s
 
 err:
 	free(dev_path);
+err2:
 	free(dev);
 	return NULL;
 }